WSM Piston Kit - Yamaha 80 - +.50 mm 50-536-05K Replacement Gauge Snap connection system allows integration

Snap connection system allows integration of Nucleon Race back protector (sold separately)

More aggressive than the OEM seal

You can purchase the cat back exhaust separately at any time to complete your LINK ™ performance package

long-lasting power to the Alpinestars Heat Tech System and an electronic controller for long life and security

WSM Piston Kit - Yamaha 80 - +.50 mm 50-536-05K Replacement Gauge Snap connection system allows integrationQuality and construction that meets or exceeds OEM Feature improved E clip design Contain piston, rings, pin and clips Additional rings available separately Order one per cylinder Skirts have a nonabrasive, expansion retarding MOS2 coating to reduce heat and friction for added power and longevity MOS2 coating actually draws heat through piston walls and out the bottom Specially hardened tops add strength to ring grooves